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Round|Lab Grown|IGI

3.09ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG726522687

Shape and cutting style on the report: Round brilliant

Certificate IGI LG726522687

Diamond specifications and retailer prices

From €358 EUR
$400 USD
As of November 1, 2026
Save €2,381 EUR (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €3,912 EUR at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG726522687 or 726522687. Listed at 24 retailers as of October 31, 2026, with a 665% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.09
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726522687
Dimensions9.33 × 9.30 × 5.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.. Type IIa. Indications of post-growth treatment.
Top View
9.33 mm9.30 mm3.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726522687
Side View
Table 56.0%Crown 34.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,912 EUR|Low: €358 EUR|High: €4,261 EUR|Avg: €1,449 EUR|-8.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 13€358 EUR
Retailer 9€361 EUR
Retailer 14€441 EUR
Retailer 19€448 EUR
Retailer 18€577 EUR
Retailer 6€593 EUR
Retailer 5€788 EUR
Retailer 15€807 EUR
Retailer 20€816 EUR
Retailer 16€1,043 EUR
Retailer 17€1,072 EUR
Retailer 4€1,086 EUR
Retailer 10€1,369 EUR
Retailer 21€1,588 EUR
Retailer 8€1,667 EUR
Retailer 3€1,721 EUR
Retailer 2€1,814 EUR
Retailer 11€2,063 EUR
Retailer 7€2,739 EUR
Retailer 12€2,742 EUR
Brilliant Earth€3,912 EUR

36 data points across 21 retailers

24 retailers€358 EUR to €2,739 EUR

A
Cheapest Retailer
-
€358 EUR
$400 USD
A
Retailer 2
-
€361 EUR
$403 USD
View
Retailer 3
-
€394 EUR
$440 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
€441 EUR
$493 USD
View
Final sale: no returns
Retailer 5
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€441 EUR
$493 USD
View
Price last confirmed 39 days ago
Retailer 6
-
€448 EUR
$500 USD
View
Price last confirmed 7 days ago
Retailer 7
-
€482 EUR
$539 USD
View
Price last confirmed 37 days ago
A
Retailer 8
-
€577 EUR
$645 USD
View
B+
Retailer 9
-
€593 EUR
$663 USD
View
A
Retailer 10
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€788 EUR
$880 USD
View
A
Retailer 11
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€807 EUR
£710 GBP
View
A
Retailer 12
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€816 EUR
$912 USD
View
A
Retailer 13
-
€1,043 EUR
A$1,793 AUD
View
B+
Retailer 14
-
€1,072 EUR
ZAR 19,347 ZAR
View
B+
Retailer 15
-
€1,086 EUR
$1,213 USD
View
B+
Retailer 16
-
€1,369 EUR
CA$2,124 CAD
View
Retailer 17
-
€1,420 EUR
$1,586 USD
View
Price last confirmed 41 days ago
B+
Retailer 18
-
€1,588 EUR
$1,774 USD
View
B+
Retailer 19
-
€1,667 EUR
$1,862 USD
View
B+
Retailer 20
-
€1,721 EUR
$1,923 USD
View
B+
Retailer 21
-
€1,814 EUR
£1,596 GBP
View
B
Retailer 22
-
€2,063 EUR
$2,305 USD
View
B
Retailer 23
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€2,739 EUR
$3,060 USD
View
Most Expensive
Brilliant Earth
15807501Y · Oct 18
€3,912 EUR
$4,370 USD
View
Price last confirmed 14 days ago
23 more retailers have this diamond
Prices start from €358 EURSave up to €2,381 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.09ct Round
€358 EUR